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Bituminous Coal And Lignite - Surface, major discharger, Clifton Hill, Missouri. NPDES permit MO0003948, in force until Nov 30, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 007 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 007 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 007 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 007 |
| pH | minimum | ≥ 6.5 SU | all year | 007 |
| pH | maximum | ≤ 9 SU | all year | 007 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 007 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 007 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 007 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 007 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 007 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 007 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 007 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 007 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 007 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 007 |
| Chloride | daily maximum | report only (mg/L) | all year | 007 |
| Chloride | monthly average | report only (mg/L) | all year | 007 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 007 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 007 |
| Storm water flow | daily maximum | report only (MGD) | all year | 007 |
| Storm water flow | monthly average | report only (MGD) | all year | 007 |
| Acidity | daily maximum | report only (mg/L) | all year | 007 |
| Acidity | monthly average | report only (mg/L) | all year | 007 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 007 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 007 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 008 |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year | 008 |
| pH | minimum | ≥ 6.5 SU | all year | 008 |
| pH | maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 008 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 008 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 15 mg/L | all year | 008 |
| Oil and grease [soxhlet extr.] tot. | monthly average | ≤ 10 mg/L | all year | 008 |
| Storm water flow | daily maximum | report only (MGD) | all year | 008 |
| Storm water flow | monthly average | report only (MGD) | all year | 008 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 032 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 032 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 032 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 032 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 032 |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year | 032 |
| pH | minimum | ≥ 6.5 SU | all year | 032 |
| pH | maximum | ≤ 9 SU | all year | 032 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 032 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 032 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 032 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 032 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 032 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 032 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 032 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 032 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 032 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 032 |
| Chloride | daily maximum | report only (mg/L) | all year | 032 |
| Chloride | monthly average | report only (mg/L) | all year | 032 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 032 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 032 |
| Storm water flow | daily maximum | report only (MGD) | all year | 032 |
| Storm water flow | monthly average | report only (MGD) | all year | 032 |
| Acidity | daily maximum | report only (mg/L) | all year | 032 |
| Acidity | monthly average | report only (mg/L) | all year | 032 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 032 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 032 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 035 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 035 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 035 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 035 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 035 |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year | 035 |
| pH | minimum | ≥ 6.5 SU | all year | 035 |
| pH | maximum | ≤ 9 SU | all year | 035 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 035 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 035 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 035 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 035 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 035 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 035 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 035 |
| Selenium, total recoverable | monthly average | report only (ug/L) | all year | 035 |
| Boron, total recoverable | daily maximum | report only (ug/L) | all year | 035 |
| Boron, total recoverable | monthly average | report only (ug/L) | all year | 035 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 035 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 035 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 035 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 035 |
| Chloride | daily maximum | report only (mg/L) | all year | 035 |
| Chloride | monthly average | report only (mg/L) | all year | 035 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 035 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 035 |
| Storm water flow | daily maximum | report only (MGD) | all year | 035 |
| Storm water flow | monthly average | report only (MGD) | all year | 035 |
| Acidity | daily maximum | report only (mg/L) | all year | 035 |
| Acidity | monthly average | report only (mg/L) | all year | 035 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 035 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 035 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 039 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 039 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 039 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 039 |
| pH | minimum | ≥ 6.5 SU | all year | 039 |
| pH | maximum | ≤ 9 SU | all year | 039 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 039 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 039 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 039 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 039 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 039 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 039 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 039 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 039 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 039 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 039 |
| Chloride | daily maximum | report only (mg/L) | all year | 039 |
| Chloride | monthly average | report only (mg/L) | all year | 039 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 039 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 039 |
| Storm water flow | daily maximum | report only (MGD) | all year | 039 |
| Storm water flow | monthly average | report only (MGD) | all year | 039 |
| Acidity | daily maximum | report only (mg/L) | all year | 039 |
| Acidity | monthly average | report only (mg/L) | all year | 039 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 039 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 039 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 040 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 040 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 040 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 040 |
| pH | minimum | ≥ 6.5 SU | all year | 040 |
| pH | maximum | ≤ 9 SU | all year | 040 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 040 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 040 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 040 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 040 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 040 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 040 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 040 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 040 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 040 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 040 |
| Chloride | daily maximum | report only (mg/L) | all year | 040 |
| Chloride | monthly average | report only (mg/L) | all year | 040 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 040 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 040 |
| Storm water flow | daily maximum | report only (MGD) | all year | 040 |
| Storm water flow | monthly average | report only (MGD) | all year | 040 |
| Acidity | daily maximum | report only (mg/L) | all year | 040 |
| Acidity | monthly average | report only (mg/L) | all year | 040 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 040 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 040 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 048 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 048 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 048 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 048 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 048 |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year | 048 |
| pH | minimum | ≥ 6.5 SU | all year | 048 |
| pH | maximum | ≤ 9 SU | all year | 048 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 048 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 048 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 048 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 048 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 048 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 048 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 048 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 048 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 048 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 048 |
| Chloride | daily maximum | report only (mg/L) | all year | 048 |
| Chloride | monthly average | report only (mg/L) | all year | 048 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 048 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 048 |
| Storm water flow | daily maximum | report only (MGD) | all year | 048 |
| Storm water flow | monthly average | report only (MGD) | all year | 048 |
| Acidity | daily maximum | report only (mg/L) | all year | 048 |
| Acidity | monthly average | report only (mg/L) | all year | 048 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 048 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 048 |
| Sulfate [as S] | daily maximum | report only (mg/L) | all year | 065 |
| Sulfate [as S] | monthly average | report only (mg/L) | all year | 065 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 065 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 065 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 065 |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year | 065 |
| pH | minimum | ≥ 6.5 SU | all year | 065 |
| pH | maximum | ≤ 9 SU | all year | 065 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 065 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 065 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 065 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 065 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 065 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 065 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 065 |
| Selenium, total recoverable | monthly average | report only (ug/L) | all year | 065 |
| Boron, total recoverable | daily maximum | report only (ug/L) | all year | 065 |
| Boron, total recoverable | monthly average | report only (ug/L) | all year | 065 |
| Iron, dissolved [as Fe] | daily maximum | report only (ug/L) | all year | 065 |
| Iron, dissolved [as Fe] | monthly average | report only (ug/L) | all year | 065 |
| Manganese, dissolved [as Mn] | daily maximum | report only (ug/L) | all year | 065 |
| Manganese, dissolved [as Mn] | monthly average | report only (ug/L) | all year | 065 |
| Chloride | daily maximum | report only (mg/L) | all year | 065 |
| Chloride | monthly average | report only (mg/L) | all year | 065 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 065 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 065 |
| Storm water flow | daily maximum | report only (MGD) | all year | 065 |
| Storm water flow | monthly average | report only (MGD) | all year | 065 |
| Acidity | daily maximum | report only (mg/L) | all year | 065 |
| Acidity | monthly average | report only (mg/L) | all year | 065 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 065 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 065 |
| Freeboard | daily minimum | ≥ 2 ft | all year | 100 |
| Freeboard | monthly average | report only (ft) | all year | 100 |
Cited limits by parameter: Missouri's rules and the federal ones.
Same industry: the 3 Coal Mining permits in Missouri.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MO0003948 · MCP: https://passage-data.com/mcp